This is now logged as Issue #244.
https://jersey.dev.java.net/issues/show_bug.cgi?id=244
/Claus
> Hi Claus,
>
> I think you have found an issue. More details follow.
>
> The following resource works correctly for me:
>
> @Path("/helloworld")
> public class HelloWorldResource {
>
> @HEAD
> @Produces({MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})
> public void head() {
> System.out.println("XXXXXX HEAD");
> }
>
> // The Java method will process HTTP GET requests
> @GET
> // The Java method will produce content identified by the MIME
> Media
> // type "text/plain"
> @Produces({MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})
> public String getClichedMessage() {
> // Return some cliched textual content
> return "Hello World";
> }
> }
>
>
> But the following does not:
>
> @Path("/helloworld")
> public class HelloWorldResource {
>
> @HEAD
> @Produces({MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})
> public void head() {
> System.out.println("XXXXXX HEAD");
> }
>
> // The Java method will process HTTP GET requests
> @GET
> // The Java method will produce content identified by the MIME
> Media
> // type "text/plain"
> @Produces({MediaType.TEXT_PLAIN})
> public String getClichedMessage() {
> // Return some cliched textual content
> return "Hello World";
> }
> }
>
> The head method only gets called when the media type is "text.html"
>
> I think there are two issues:
>
> 1) The automatic HEAD support is enabled for the GET method in the
> above failing case.
> We need to check if an explicit HEAD method is implemented and
> then check the intersection
> of the produced media types with the GET. An implicit HEAD
> method is require for the non-intersecting set.
>
> 2) The automatic HEAD implementation should return a 204 and not a 200.
>
> Could you log an issue?
>
> Thanks,
> Paul.
>
>
> On Mar 19, 2009, at 8:41 AM, cn_at_cn-consult.dk wrote:
>
>> Hi.
>>
>> After reading thr JAX-RS spec I had the impression that this:
>>
>> @HEAD
>> @Produces({MediaType.TEXT_PLAIN, MediaType.TEXT_HTML})
>> public void head() {
>> }
>>
>> should ensure that all "head" requests with mediatype "text/plain" or
>> "text/html" recieves an 204 respons.
>>
>> Jersey seems to diasagree. If i only specify one MediaType, like this:
>>
>> @HEAD
>> @Produces(MediaType.TEXT_PLAIN)
>> public void head() {
>> }
>>
>> I do get an 204 response for "text/plain" head requests, but shouldn't
>> @Produces support specifying more than one MediaType?
>>
>> Best regards
>> Claus Nielsen
>>
>>
>>
>>
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>
>
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